71277040

素因数分解:

$2^4\times 5^1\times {\mathrm{890963}}^1$

素因数の和:890976

約数の個数: 20

約数和(自身を含む): 165719304

約数和(自身を除く): 94442264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 890963, 1781926, 3563852, 4454815, 7127704, 8909630, 14255408, 17819260, 35638520, 71277040]

約数ペア:

[(1, 71277040), (2, 35638520), (4, 17819260), (5, 14255408), (8, 8909630), (10, 7127704), (16, 4454815), (20, 3563852), (40, 1781926), (80, 890963)]